text: class Region:
      PHILIPPINES = "philippines"
      MALAYSIA = "malaysia"
      MANILA = "manila"
      NCR = "national-capital-region"
      CALABARZON = "calabarzon"
      CENTRAL_VISAYAS = "central-visayas"
      UNITED_KINGDOM = "united-kingdom"
      BELGIUM = "belgium"
      ITALY = "italy"
      SWEDEN = "sweden"
      FRANCE = "france"
      SPAIN = "spain"
      MARSHALL_ISLANDS = "marshall-islands"
      SABAH = "sabah"
      SELANGOR = "selangor"
      DAVAO_CITY = "davao-city"
      DAVAO_REGION = "davao-region"
      JOHOR = "johor"
      PENANG = "penang"
      KUALA_LUMPUR = "kuala-lumpur"
      SRI_LANKA = "sri_lanka"
      BALI = "bali"
      VIETNAM = "vietnam"
      HO_CHI_MINH_CITY = "ho_chi_minh_city"
      HANOI = "hanoi"
      MYANMAR = "myanmar"
      BANGLADESH = "bangladesh"
      DHAKA = "dhaka"
      COXS_BAZAR = "coxs_bazar"
      BHUTAN = "bhutan"
      THIMPHU = "thimphu"
  
      REGIONS = [
          PHILIPPINES,
          MANILA,
          NCR,
          CALABARZON,
          CENTRAL_VISAYAS,
          DAVAO_CITY,
          DAVAO_REGION,
          UNITED_KINGDOM,
          BELGIUM,
          ITALY,
          SWEDEN,
          FRANCE,
          SPAIN,
          MARSHALL_ISLANDS,
          MALAYSIA,
          SABAH,
          SELANGOR,
          JOHOR,
          PENANG,
          KUALA_LUMPUR,
          SRI_LANKA,
          BALI,
          VIETNAM,
          HO_CHI_MINH_CITY,
          HANOI,
          MYANMAR,
          BANGLADESH,
          DHAKA,
          COXS_BAZAR,
          BHUTAN,
          THIMPHU,
      ]
  
      MALAYSIA_REGIONS = [
          MALAYSIA,
          SELANGOR,
          JOHOR,
          PENANG,
          KUALA_LUMPUR,
      ]
  
      MIXING_OPTI_REGIONS = [
          UNITED_KINGDOM,
          BELGIUM,
          ITALY,
          SWEDEN,
          FRANCE,
          SPAIN,
      ]
  
      PHILIPPINES_REGIONS = [
          # PHILIPPINES,
          MANILA,
          # CALABARZON,
          # DAVAO_REGION,
          # CENTRAL_VISAYAS,
          # DAVAO_CITY,
      ]
  
      @staticmethod
      def to_filename(name: str):
          return name.replace("-", "_")
  
      @staticmethod
      def to_name(filename: str):
          return filename.replace("_", "-").lower()
  